(Q44097841)
Statements
1 reference
Motivations for volunteering as research subjects (English)
1 reference
Novak E
1 reference
Seckman CE
1 reference
Stewart RD
1 reference
1 July 1977
1 reference
1 reference
17
1 reference
7
1 reference
365-371
1 reference
Identifiers
1 reference
1 reference